package cn.lisens.common.controller;

import java.io.IOException;

import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.annotation.WebFilter;
import javax.servlet.http.HttpServletRequest;

/**
 * XSS攻击过滤器
 */
@WebFilter(filterName = "xssFilter", urlPatterns = "/*")
public class XssFilter implements Filter {

	@Override
	public void init(FilterConfig filterConfig) throws ServletException {
	}

	@Override
	public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain)
			throws IOException, ServletException {
		chain.doFilter(new XssRequestWrapper((HttpServletRequest) request), response);
	}

	@Override
	public void destroy() {
	}

}
